There is water in the interior of the cave.在山洞的内部有水。
She led an expedition into the interior.她带领一支考察队到内陆地区。

1.interior强调内部事实,而与外部范围相对。
2.在非正式英语中, interior可用来修饰人,意思是“内向的”。

用作定语
▲～+n.
They went into the interior room.他们进了内室。
We arrived at an interior town.我们到达了一个内地城镇。
His sister is an interior girl.他的妹妹是个内向女孩。

［同义词］ n. inner, inside adj. inner, inside, internal
［反义词］ adj. external, outer, outward
［词源］＜拉丁语interior(内部的,内部)